进入基团

entering group的用法和样例：

例句

A vinyl compound is an organic compound that contains a vinyl group.乙烯化合物是有乙烯基团的有机化合物。
When the anthraquinone ring is led into different group,it changes into a differentd yestuff.将蒽醌环上引入不同的基团则成为不同的染料。

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学英语单词

asynchronous atrioventricular sequential pacing

atomicproof

attitudinal certainty

automatic bilge high level fluid alarms and pump units

be transported with delight

beddis